For math geeks, the #JMM13 hashtag is going to be delightful — it’s for an annual conference called the Joint Mathematics Meetings, held jointly between the two major mathematics organizations in the United States: The American Mathematical Society (AMS) and the Mathematical Association of America (MAA). This year, the conference runs from January 9 – 12 in San Diego. Follow @JointMath and check out this blog post about the conference if you’re unfamiliar with it.

At the end of the month, the 7th annual ScienceOnline Conference kicks off in Raleigh, running from January 30-February 2. Follow the hashtag #scio13 for inspiration, insight, and commentary from the conference.